Black dots -> compressions (C,c,+,U,u)
White dots -> dilatations (D,d,-)
Green dot  -> T-axis
Red dot    -> P-axis

  sta  chan net loc pol a/m   azi   dist author    irsta
  SNA   ???  IR      +     149.77  14.83 ISC       SNA  
  SPA   ???  IR      +     179.99  31.31 ISC       SPA  
  LNV   ???  IR      c     288.10  39.55 ISC       LNV  
  BDF   ???  IR      +     328.37  46.43 ISC       BDF  
  SOB1  ???  IR      +     339.23  51.07 ISC       SOB1 
  ITR   ???  IR      +     342.42  51.08 ISC       ITR  
  ZOBO  ???  IR      d     304.33  53.12 ISC       ZOBO 
  BUL   ???  IR      d      68.15  54.24 ISC       BUL  
  ATB   ???  IR      +     327.56  59.43 ISC       ATB  
  BNG   ???  IR      -      45.94  71.82 ISC       BNG  

sta    - Station code (FDSN)
chan   - channel code
net    - Network code (FDSN)
loc    - Location code (FDSN)
pol    - Polarity
a/m    - Automatic or manual pick
azi    - Event to station azimuth (in degrees)
dist   - Event to station distance (in degrees)
author - Author of the polarity
irsta  - International registry station code